[Review Topics] [References] Use the References to access important values if needed for th A sample of nitrogen has a mass of 42.1 grams. a. How many N atoms are there in the sample? atoms b. How many N2 molecules are there in the sample? molecules Submit Answer Retry Entire Group 5 more group attempts remaining
[Review Topics] [References] Use the References to access important values if needed for th A sample of nitrogen has a mass of 42.1 grams. a. How many N atoms are there in the sample? atoms b. How many N2 molecules are there in the sample? molecules Submit Answer Retry Entire Group 5 more group attempts remaining
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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A sample of nitrogen has a mass of 42.1 grams.
Submit Answer
$
a. How many N atoms are there in the sample?
atoms
b. How many N2 molecules are there in the sample?
molecules
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[References]
Use the References to access important values if needed for th
%
Retry Entire Group
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F3
A sample of nitrogen has a mass of 42.1 grams.
Submit Answer
$
a. How many N atoms are there in the sample?
atoms
b. How many N2 molecules are there in the sample?
molecules
[Review Topics]
[References]
Use the References to access important values if needed for th
%
Retry Entire Group
F5
Cengage Learning Cengage Technical Support
5 more group attempts remaining
F6
&
K
F7
*
F8
F9
F10

Transcribed Image Text:3
The compound NO2 can be formed by combining NO and O₂. This can be represented at the atomic level by a chemical
equation:
E
According to the law of conservation of mass, if 30.5 grams of NO and 16.3 grams of O₂ combine to form NO₂, how
many grams of NO2 must form?
grams NO₂
Submit Answer
C
2NO+0₂ 2NO₂
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